80951668

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{17737}}^1$

素因数の和:17911

約数の個数: 24

約数和(自身を含む): 162905792

約数和(自身を除く): 81954124

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 17737, 35474, 70948, 124159, 248318, 496636, 2891131, 5782262, 11564524, 20237917, 40475834, 80951668]

約数ペア:

[(1, 80951668), (2, 40475834), (4, 20237917), (7, 11564524), (14, 5782262), (28, 2891131), (163, 496636), (326, 248318), (652, 124159), (1141, 70948), (2282, 35474), (4564, 17737)]